1247255056

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{349567}}^1$

素因数の和:349798

約数の個数: 20

約数和(自身を含む): 2427400192

約数和(自身を除く): 1180145136

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 349567, 699134, 1398268, 2796536, 5593072, 77953441, 155906882, 311813764, 623627528, 1247255056]

約数ペア:

[(1, 1247255056), (2, 623627528), (4, 311813764), (8, 155906882), (16, 77953441), (223, 5593072), (446, 2796536), (892, 1398268), (1784, 699134), (3568, 349567)]